Overview
The TDA7569BLVPD is a highly advanced quad bridge car radio amplifier produced by STMicroelectronics. This component is part of the TDA7569BLV family and is renowned for its innovative features, high efficiency, and robust design. It utilizes Multipower BCD technology and a MOSFET output power stage, ensuring high output power capability and low voltage operation. The amplifier is designed to meet the latest OEM specifications, particularly for 'start-stop' battery profiles, contributing to reduced emissions and environmental protection.
Key Specifications
| Parameter | Value |
|---|---|
| Output Power | 4 x 28 W / 4 Ω @ 14.4 V, 1 kHz, 10% THD 4 x 45 W max power 4 x 72 W / 2 Ω |
| Supply Voltage | 6 V to 18 V |
| I2C Bus Interface | Full I2C bus driving: Standby, Independent front/rear soft play/mute, Selectable gain (26 dB / 16 dB), High efficiency enable/disable, Digital diagnostics |
| Protection Features | Full fault protection, DC offset detection, Four independent short circuit protection, Clipping detector pin with selectable threshold (2% / 10%) |
| Thermal Management | Linear thermal shutdown with multiple thermal warning |
| Package | PowerSO36 |
Key Features
- Multipower BCD technology and MOSFET output power stage for high efficiency and output power capability
- Class SB high efficiency operation
- Full I2C bus driving for comprehensive diagnostics and control (standby, independent front/rear soft play/mute, selectable gain, high efficiency enable/disable)
- Robust against misconnections and improved SVR suppression during battery transients
- Low voltage operation down to 6 V, compliant with 'start-stop' battery profiles
- Full fault protection, including DC offset detection and four independent short circuit protections
- Clipping detector pin with selectable threshold (2% / 10%)
- Linear thermal shutdown with multiple thermal warnings
- ESD protection
Applications
The TDA7569BLVPD is primarily designed for automotive audio systems, particularly in car radios and infotainment systems. Its features make it ideal for applications requiring high power output, low voltage operation, and comprehensive diagnostics. It is also suitable for systems that need to comply with the latest OEM specifications for reduced emissions and environmental protection.
Q & A
- What is the maximum output power of the TDA7569BLVPD?
The TDA7569BLVPD can deliver up to 4 x 28 W / 4 Ω @ 14.4 V, 1 kHz, 10% THD, and up to 4 x 72 W / 2 Ω. - What is the supply voltage range for the TDA7569BLVPD?
The supply voltage range is from 6 V to 18 V. - Does the TDA7569BLVPD support I2C bus interface?
Yes, it supports full I2C bus driving for various functions including standby, independent front/rear soft play/mute, selectable gain, high efficiency enable/disable, and digital diagnostics. - What protection features does the TDA7569BLVPD have?
The TDA7569BLVPD includes full fault protection, DC offset detection, four independent short circuit protections, and a clipping detector pin with selectable threshold (2% / 10%). - How does the TDA7569BLVPD manage thermal issues?
The component features linear thermal shutdown with multiple thermal warnings. - What package type is the TDA7569BLVPD available in?
The TDA7569BLVPD is available in the PowerSO36 package. - Is the TDA7569BLVPD robust against misconnections?
Yes, it is designed to be very robust against several kinds of misconnections. - Can the TDA7569BLVPD operate at low voltages?
Yes, it can operate down to 6 V, making it compliant with 'start-stop' battery profiles. - What is the significance of Class SB high efficiency in the TDA7569BLVPD?
Class SB high efficiency reduces the dissipated output power under average listening conditions compared to conventional class AB solutions. - Where is the TDA7569BLVPD typically used?
The TDA7569BLVPD is typically used in automotive audio systems, such as car radios and infotainment systems.
